Eratosthenes Formula Question?

2 ⤊

Eratosthenes Formula Question?

Points A and B are on the same north south line. At noon, the altitude of the sun is 90 degrees and 30 degrees at station A. What is the distance between A and B? Circumference is 40000.
Isn't is 3333 km? The answer book says that it is 6666 km. Explain how you got your answer.

2007-06-10 08:40:33 · 1 answers · asked by elirox4 1 in Science & Mathematics ➔ Astronomy & Space

1 answers

The two places are 60° degrees apart, which is 1/6th of a circle. 1/6th of 40,000 is 6667.

2007-06-10 08:47:40 · answer #1 · answered by injanier 7 · 2⤊ 0⤋